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4668 packages found
Check if something is a Node.js stream
unist utility to check if a node passes a test
Check if a string matches the name of a Node.js builtin module
Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it easy to create code that only uses external modules like node-glob when necessary, resulting in much faster code execution and initialization time, and a bet
hast utility to check if a node is a (certain) element
A simple utility to Check the value is number or can convert to a number, for example string ' 123 ' can be converted to 123.
Browser-friendly enhanced util fully compatible with standard node.js
detect file extensions, check if text or binary file, or get list of text or binary file extensions
- binary
- extensions
- extension
- file
- path
- check
- detect
- is
- browser
- deno
- deno-edition
- deno-entry
- denoland
- es2022
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Determine if a filename and/or buffer is text or binary. Smarter detection than the other solutions.
a js package help to check files format
- is
- file
- is-file
- image
- images
- is-image
- video
- videos
- is-video
- application
- applications
- is-application
- model
- models
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Returns true if the platform is windows. UMD module, works with node.js, commonjs, browser, AMD, electron, etc.
Test if a value is a Buffer object.
Returns true if a file path is absolute. Does not rely on the path module and can be used as a polyfill for node.js native `path.isAbolute`.
Check which JavaScript environment your code is running in at runtime: browser, Node.js, Bun, etc
- runtime
- environment
- env
- execution
- engine
- platform
- context
- js
- javascript
- is
- check
- checking
- detect
- detection
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Test if a value is Node stream-like.
- jest
- task
- querystring
- airbnb
- hasOwnProperty
- hasOwn
- es2015
- Array.prototype.flatMap
- cors
- watchFile
- input
- make
- protocol-buffers
- Uint16Array
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Test if a value is Node writable stream-like.
- weakset
- is
- cors
- view
- rm -fr
- postcss-plugin
- patch
- ES2023
- lru
- performance
- collection.es6
- Float32Array
- eslintplugin
- generics
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[](https://www.npmjs.com/package/@rabiepenpm/doloribus-placeat-laboriosam)
- CSSStyleDeclaration
- watching
- Observable
- fetch
- superagent
- unicode
- ratelimit
- matchAll
- nested css
- getOwnPropertyDescriptor
- getPrototypeOf
- css variable
- byte
- sham
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